In Part 1 of our two-parter on the 1848 election, American politics is experiencing its greatest tumult. To long-time politicos the world is upside down as Whigs are working with Democrats, Democrats with Whigs. Writers are declaring a new Young America and an out with the old. America's territory is about to expand greatly, and there's arguments about how. Into this mix, almost as a relief to Whigs, is a new national hero. But is he the right choice for the highest office?

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